84804368438447 has 48 divisors (see below), whose sum is σ = 106786761811200. Its totient is φ = 66988561006080.

The previous prime is 84804368438401. The next prime is 84804368438473. The reversal of 84804368438447 is 74483486340848.

It is not a de Polignac number, because 84804368438447 - 2³⁴ = 84787188569263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84804368438477) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9970172 + ... + 16401617.

It is an arithmetic number, because the mean of its divisors is an integer number (2224724204400).

Almost surely, 2^{84804368438447} is an apocalyptic number.

84804368438447 is a deficient number, since it is larger than the sum of its proper divisors (21982393372753).

84804368438447 is a wasteful number, since it uses less digits than its factorization.

84804368438447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26371936 (or 26371929 counting only the distinct ones).

The product of its (nonzero) digits is 1585446912, while the sum is 71.

The spelling of 84804368438447 in words is "eighty-four trillion, eight hundred four billion, three hundred sixty-eight million, four hundred thirty-eight thousand, four hundred forty-seven".